Home / 7,425.30-10,245.87-4,776.33

Finding the Fourth Proportional to 7,425.30, 10,245.87 and 4,776.33

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Solution

The fourth proportional to 7,425.30, 10,245.87 and 4,776.33 is: 6,590.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,425.30 : 10,245.87 = 4,776.33 : x
  2. Step 2: Convert to fraction form
    7,425.30/10,245.87 = 4,776.33/x
  3. Step 3: Cross multiply
    7,425.30x = 10,245.87 × 4,776.33
  4. Step 4: Simplify right side
    7,425.30x = 48,937,656.26
  5. Step 5: Solve for x
    x = 48,937,656.26/7,425.30
  6. Step 6: Final answer
    x = 6,590.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.